hazardous waste management mine

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EPA Definition:

A material is a hazardous waste if due to its

quantity, concentration, physical, chemical or 

infectious characteristics it possesses asubstantial present, or potential hazard to human

health and the environment and has no known

use.

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Wastes that meet any of thefollowing characteristics.

` Ignitable ± Flashpoint of �140°F

` Corrosive ± pH �2 or � 12.5

` Toxic ± LD-50 < 5000 mg/kg

` Reactive ± Reacts withanything

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` Solvents Paint thinner 

` Paint

` Drain Cleaners

` Caustic Detergents

` Used Oil

` Expired Pesticides

` Degreasers

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«The Dumpster 

This includes

Storm

or Sewer Drains

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` These are areas within the studio that generatesmall quantities of Hazardous Waste.

Definition: An Area that within 9 months

accumulates-` No more than 55 gallons of any

hazardous waste stream.

` No more than 1 quart of any acutely or ext

remely hazardous waste stream.

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A funnel is not a

cap

Good Secondary Containment

Poor management of paint waste.

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�Containers with

closable/sealable lids or 

covers.

�Containers must be in goodcondition: no holes, creases,

cracks, rust.

�Compatible to the waste

stored in it.

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NO Food or Beverage Containers.

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Label must have the words:

-³Hazardous Waste´

-The name and address of the

generator (SDSU)

-The waste composition andphysical state

-Percent volume

-Type of Hazard, ie.

Flammable, Corrosive, Toxic

- The accumulation start date

(Month, Day, Year)Incomplete waste label

-No Start Date

-No percent volume

-No hazards checked

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In other words, fill out the entire

hazardous waste label!!

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` > 5 gallons in size which previously heldhazardous materials must be managed asHazardous Waste.

`

< 5 gallons don¶t need to be managed` Empty containers of any size that previously held

Highly toxic materials must be handled ashazardous waste. ³Sodium azide´

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` Collect: Collect in a safe location away from foot traffic

` Invert to dry:

Invert bottle over paper towels and shake to dry. (Donot air dry in fume hoods)

` Deface: Thoroughly deface the chemical label.

` Dispose: To dispose of the bottle call EH&S.

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` Call EH&S Department

` x46778 or x46098

` Never allow more than the maximum amounts to

be accumulated.` Satellite containers will be removed within 7

working days.

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Key methods for wasteminimizationReduce

Purchase only what you need

ReuseReuse empty containers to collectwasteSubscribe to a rag reuse service

Recycle

Some waste oils and paints canbe recycledRemember that Paper, Metals andsome Plastics can be recycled

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Have a Spill Kit Ready

Set-up kit for your specific

needsTake inventory of the kit

frequently

Quickly replace used or 

missing items

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For Small Spills:

` Spills one gallon or less, clean the spill using thematerial in your spill kit.

`

Don your proper protective equipment (PPE).` Place contaminated material into your spill bag,

seal, and attach a hazardous waste label.

` Request a waste pick up of the material fromEH&S.

Rats

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For Larger Spills:

` Contain the spill if possible, notify others in the

area, and evacuate the area.

` Notify your safety officer or EH&S and thesupervisor of the area.

` If after business hours, notify Public Safety

(x1991).

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Consult the Hazardous Materials and Hazardous

Waste Management Practices Booklet provided

by EH&S

.

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The End